diff options
Diffstat (limited to 'drivers/tty/serial/bfin_uart.c')
| -rw-r--r-- | drivers/tty/serial/bfin_uart.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/tty/serial/bfin_uart.c b/drivers/tty/serial/bfin_uart.c index 43b3e2c233ff..ae3cf94b146b 100644 --- a/drivers/tty/serial/bfin_uart.c +++ b/drivers/tty/serial/bfin_uart.c @@ -74,8 +74,8 @@ static void bfin_serial_tx_chars(struct bfin_serial_port *uart); static void bfin_serial_reset_irda(struct uart_port *port); -#if defined(CONFIG_SERIAL_BFIN_CTSRTS) || \ - defined(CONFIG_SERIAL_BFIN_HARD_CTSRTS) +#if defined(SERIAL_BFIN_CTSRTS) || \ + defined(SERIAL_BFIN_HARD_CTSRTS) static unsigned int bfin_serial_get_mctrl(struct uart_port *port) { struct bfin_serial_port *uart = (struct bfin_serial_port *)port; @@ -110,7 +110,7 @@ static irqreturn_t bfin_serial_mctrl_cts_int(int irq, void *dev_id) struct bfin_serial_port *uart = dev_id; struct uart_port *uport = &uart->port; unsigned int status = bfin_serial_get_mctrl(uport); -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS +#ifdef SERIAL_BFIN_HARD_CTSRTS UART_CLEAR_SCTS(uart); if (uport->hw_stopped) { @@ -464,6 +464,7 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart) int x_pos, pos; unsigned long flags; + dma_disable_irq_nosync(uart->rx_dma_channel); spin_lock_irqsave(&uart->rx_lock, flags); /* 2D DMA RX buffer ring is used. Because curr_y_count and @@ -496,6 +497,7 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart) } spin_unlock_irqrestore(&uart->rx_lock, flags); + dma_enable_irq(uart->rx_dma_channel); mod_timer(&(uart->rx_dma_timer), jiffies + DMA_RX_FLUSH_JIFFIES); } @@ -698,7 +700,7 @@ static int bfin_serial_startup(struct uart_port *port) # endif #endif -#ifdef CONFIG_SERIAL_BFIN_CTSRTS +#ifdef SERIAL_BFIN_CTSRTS if (uart->cts_pin >= 0) { if (request_irq(gpio_to_irq(uart->cts_pin), bfin_serial_mctrl_cts_int, @@ -716,7 +718,7 @@ static int bfin_serial_startup(struct uart_port *port) gpio_direction_output(uart->rts_pin, 0); } #endif -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS +#ifdef SERIAL_BFIN_HARD_CTSRTS if (uart->cts_pin >= 0) { if (request_irq(uart->status_irq, bfin_serial_mctrl_cts_int, 0, "BFIN_UART_MODEM_STATUS", uart)) { @@ -764,13 +766,13 @@ static void bfin_serial_shutdown(struct uart_port *port) free_irq(uart->tx_irq, uart); #endif -#ifdef CONFIG_SERIAL_BFIN_CTSRTS +#ifdef SERIAL_BFIN_CTSRTS if (uart->cts_pin >= 0) free_irq(gpio_to_irq(uart->cts_pin), uart); if (uart->rts_pin >= 0) gpio_free(uart->rts_pin); #endif -#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS +#ifdef SERIAL_BFIN_HARD_CTSRTS if (uart->cts_pin >= 0) free_irq(uart->status_irq, uart); #endif @@ -786,7 +788,7 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, unsigned int ier, lcr = 0; unsigned long timeout; -#ifdef CONFIG_SERIAL_BFIN_CTSRTS +#ifdef SERIAL_BFIN_CTSRTS if (old == NULL && uart->cts_pin != -1) termios->c_cflag |= CRTSCTS; else if (uart->cts_pin == -1) @@ -1108,8 +1110,8 @@ bfin_serial_console_setup(struct console *co, char *options) int baud = 57600; int bits = 8; int parity = 'n'; -# if defined(CONFIG_SERIAL_BFIN_CTSRTS) || \ - defined(CONFIG_SERIAL_BFIN_HARD_CTSRTS) +# if defined(SERIAL_BFIN_CTSRTS) || \ + defined(SERIAL_BFIN_HARD_CTSRTS) int flow = 'r'; # else int flow = 'n'; @@ -1320,8 +1322,8 @@ static int bfin_serial_probe(struct platform_device *pdev) init_timer(&(uart->rx_dma_timer)); #endif -#if defined(CONFIG_SERIAL_BFIN_CTSRTS) || \ - defined(CONFIG_SERIAL_BFIN_HARD_CTSRTS) +#if defined(SERIAL_BFIN_CTSRTS) || \ + defined(SERIAL_BFIN_HARD_CTSRTS) res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (res == NULL) uart->cts_pin = -1; |
